Earlier quoted context omitted.
That’s all true, but you are leaving out an important piece of information that, at least for AliExpress, the VAT is already included in the price and there’s no additional customs processing fee.
Yeah, you have to try real hard to get a customs processing fee on a package from AliExpress. Customs literally can't keep up with the fire-hose of packages coming in from China, so the current deal is that they, AliExpress, charge and pay VAT and the packages just come through unscathed. Order something from the US into Europe? Expect to pay customs most of the time. From Great Britain post-Brexit? Ditto. China? Rar…
And by you I mean PostNord in the case of Denmark